CVE-2020-25109

An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. The number of DNS queries/responses (set in a DNS header) is not checked against the data present. This may lead to successful Denial-of-Service, and possibly Remote Code Execution.

An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. The number of DNS queries/responses (set in a DNS header) is not checked against the data present. This may lead to successful Denial-of-Service, and possibly Remote Code Execution.

Se detectó un problema en la implementación de DNS en Ethernut en Nut/OS versión 5.1. El número de consultas y respuestas de DNS (establecido en un encabezado de DNS) no se compara con los datos presentes. Esto puede conllevar a una Denegación de Servicio con éxito y posiblemente a una ejecución de código remota